11 Questions
What is the main benefit to the host from microbial activities described in the text?
Modulation of lipid global metabolism
How does dysbiosis affect the host according to the text?
Promoting undernutrition or malnutrition
What is the role of L.paracasei as discussed in the text?
Secretes L-lactate to elicit lipid storage
What effect does acetate secreted by E.coli RB01 have on enterocyte lipid metabolism?
Promotion of AMPK/PGC-1α/PPARα signaling pathway
What is the significance of m-ICcl2 cells in studying lipid metabolism as per the text?
They express genes involved in lipid absorption and transport
How do L.paracasei ATCC 334 and E.coli RB01 alter enterocyte lipid metabolism?
By secreting acetate and L-lactate respectively
What percentage of total caloric intake do lipids provide in adults?
30-40%
What is the main source of energy for breast- and/or formula-fed infants?
Lipids
Which of the following is the primary component of lipids in a normal western diet?
Triglycerides
What is the first step in the absorption of lipids in the gastrointestinal tract?
Emulsification and hydrolysis of triglycerides and cholesterol
What happens to the products of lipid digestion within enterocytes?
They can be oxidized or recycled for the synthesis of TG and CHOL esters
Explore the importance of lipids in nutrition, including their role in providing energy for adults and infants. Learn about the main lipid components in a typical Western diet and the process of emulsification and hydrolysis in the gastrointestinal tract.
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